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We are equiped for highly complex underwater engineering tasks. Well trained diving teams with long experience proved our possibilities on many building sites all over Croatia. We offer following services: Underwater inspection of steel constructions Underwater measuring of steel construction or underwater part of sailing objects Underwater photo and video recording for documentation production Taking of samples from underwater concrete construction for testing purposes Underwater cutting of steel construction by various methods Underwater welding of steel construction by "wet" methods Underwater minning to remove or fragmentate underwater concrete construction Underwater search of lakes, rivers or sea for different objects Service and supervision of water channels, turbine gates and grids of hidroelectric power plants Other underwater activities From list of our underwater activities in the past, here is the list of more complex: removing the bridge construction from the river Drava, Osijek, Croatia (bridge destroyed in War 1991/1992) removing the bridge construction from river Sava near Županja, Croatia (destroyed in War 1991/1992) removing the bridge construction from river Kupa near Prokupsko, Croatia (destroyed in War 1991/1992) removing bridge construction from river Korana near Barilovic, Croatia (destroyed in War 1991/1992) building of water capture port in river Drava, Osijek, Croatia lifting of more objects (ships, etc) from water All mentioned was a combination of various underwater activities including underwater cutting, welding, minning, drilling of concrete, fixation and lifting of the load from river. Ronex d.o.o, A.Starcevica 21, 35000 Slavonski Brod, CROATIA